300KN/500KN Computer Control Steel Strand Wire Tensile Stress Relaxation Testing Machine
300KN/500KN Computer Control Steel Strand Wire Tensile Stress Relaxation Testing Machine
1.Application:
This testing Machine used to test the relaxation properties of the Steel Strand, Steel Bars and Stress Wires. using advanced Gear Of Tooth Modification technology, to ensure that testing machine structure compact, achieve precise measurement results, at the same time with high-quality accessories, to achieve efficient measurement.
2.Standards
GB / T 10120-1996,ASTM E328-2008,ISO 15630,BS15630,ASTM1061 etc.
3.Specifications:
|
Model |
HST-ERT300 |
HST-ERT500 |
|
Max. Load(kN) |
300 |
500 |
|
Load measurement range |
2%~100% (0.4%-100%) |
|
|
Accuracy Of Testing Force |
Better Than ±1% Of Indicated Value |
|
|
Test Force Resolution |
10 N |
|
|
Max. Relaxation Test Space |
2000 mm (Do Not Including Stretching Stroke) |
|
|
Chucks Displacement Resolution |
0.001 mm |
|
|
Stretching Stroke |
0-120 mm |
|
|
Digital Micrometer |
Range: 10 mm, Resolution: 0.001 mm |
|
|
Test Force Indication Relative Error |
±1% |
|
|
Temperature Resolution |
0.1 °C |
|
|
Displacement Measurement Accuracy |
≤±0.5%FS |
|
|
Chucks Moving Speed |
0.001- 50 mm/min |
|
|
Clamping Specimen Diameter |
φ9.53,Φ11.10, φ12.7, φ15.24.OR Other Diameter Depend On Customers’ Requirements |
|
|
onstant Speed Control Accuracy |
≤±1% (Set Value) |
|

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